Qingdao Huashida Machinery Co., Ltd.
                                                                                                           
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23 Years
Since 2003
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Automatic PLC Controlled 3LPE Coating Pipe Production Line for 50-4200 mm Pipeline Diameter Anti-Corrosion

Price Negotiable
Price: 150000-1000000
MOQ: 1 set
Delivery Time: 60 days
Brand: Huashida
Product Description

Product Description


3 Layer Polyethylene (3LPE) Anti-Corrosion Steel Pipe Production Line for Oil & Gas
3-layer polyethylene (3LPE) anti-corrosion steel pipe
3LPE anti-corrosion steel pipe consists of a three-layer structure, combining advanced technology and high-quality materials to provide excellent anti-corrosion protection for pipelines:
Base layer: epoxy powder coating, which is tightly bonded to the surface of the steel pipe and provides excellent anti-corrosion performance.
Middle layer: copolymer adhesive (with branched functional groups) to ensure that the base layer is firmly bonded to the surface layer.
Surface layer: high-density polyethylene (HDPE), providing mechanical protection, low water absorption and environmental adaptability.
3lpe Anti-Corrosion Steel Pipe Production Line for Pipeline Protection
Our Advantages
Efficient sealing: extremely high sealing performance, long-term operation can significantly save energy, reduce costs and protect the environment.
Excellent anti-corrosion: strong corrosion resistance, simple and fast construction, and a service life of 30-50 years.
Low temperature adaptability: still has good corrosion resistance and impact resistance in low temperature environment.
Material characteristics: combined with the high strength of epoxy powder, the low water absorption of polyethylene and the flexibility of hot melt adhesive, it ensures high reliability.
Economical and efficient: simple production process, excellent anti-corrosion effect, high cost performance, and meets international standards.

Technical parameters
Pipeline diameter: 50-4200 mm
Processing capacity: ≥250 square meters/hour
Surface cleanliness: ≥Sa2.5
Production materials: epoxy powder, adhesive, polyethylene
3lpe Anti-Corrosion Steel Pipe Production Line for Pipeline Protection
3lpe Anti-Corrosion Steel Pipe Production Line for Pipeline Protection
Technological processes
Upload pipes→pipes screw conveyor→rust removal → intermediate frequency heating→Epoxy powder coating→outer layer adhesive polyethylene coating→cooling spray→pipes screw conveyor→grinding pipe ends→dowload pipes
Product Parameters
No.
Name
Specification
A. Surface Cleaning Equipment
1
Steel pipe conveyor
Adjustable speed and angle, pipe uploading and unloading controlled by PLC
2
Shot blasting machine

3
Cyclone dust collector
High efficient  downwind cyclone dust removal
4
Impulse cartridge dust collector

5
Centrifugal fan

6
PLC control system
Automatic control of the line
B. Coating Equipment
1
Spiral pipe conveyor
Adjustable speed and angle
2
Induction heating machine

3
Powder spraying device
Spraying thickness 80-800μm
4
Automatic feeder&dryer

5
SJ-65/30 Extruder

6
SJ-180/30 Extruder

7
Adhesive extruder die mould
High quality die steel
8
PE sheet extruder die mold
High quality die stee
9
Adhesive/PE sheet coating device
Pressing roller with silicon coating and internal cooling
10
Environmental Protection Ventilation equipment

11
Cooling Spray equipment

C.Platform Equipment
1
Steel pipe platform
High quality
D.Groove Equipment
1
PE Beveling Machine
Steel brush disk,
2
Hydraulic Lifting and Turning Machinery
For lifting and turning the pipe
3
Hydraulic Equipment

Application

3LPE anti-corrosion coating is an ideal outer protective layer for buried pipelines and is widely used in:
Oil and gas transportation: natural gas and oil long-distance pipelines.
Urban gas supply: urban gas pipeline network.
Water supply pipeline: urban and industrial water supply system.
Other fluid transportation: chemical, sewage treatment and other pipeline systems.
Performance improvement: high electrical insulation, waterproof, wear-resistant, anti-aging, and enhanced pipeline mechanical properties.
3lpe Anti-Corrosion Steel Pipe Production Line for Pipeline Protection
Company Profile

Qingdao Huashida Machinery Co., LTD., founded in 2003, is a global developer, manufacturer and solution provider of plastic extrusion equipment. 70% of its customers come from overseas countries such as Europe, America, the Middle East and Southeast Asia.
Welcome to our factory to discuss cooperation!
3lpe Anti-Corrosion Steel Pipe Production Line for Pipeline Protection
Certifications
3lpe Anti-Corrosion Steel Pipe Production Line for Pipeline Protection
3lpe Anti-Corrosion Steel Pipe Production Line for Pipeline Protection
3lpe Anti-Corrosion Steel Pipe Production Line for Pipeline Protection

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Qingdao Huashida Machinery Co., Ltd.
Location 69 Jinsheng Second Road Chengyang District, Qingdao, Shandong, China
Contact Person yuki

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